IAA RAS IAA Minor Planet Database

242450 (2004 QY2)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4771213381 ± 9.11e-09
Semi-major axis (a)1.0838644260 AU ± 6.75e-10
Inclination (i)37.03321187° ± 1.29e-06
Long. of Asc. Node (Ω)295.27194922° ± 1.98e-06
Arg. of Perihelion (ω)104.98559607° ± 2.25e-06
Mean Anomaly (M)224.10797023° ± 2.52e-06
Mean Motion (n)0.8734736991°/day ± 8.16e-10
Perihelion dist (q)0.56672958 AU ± 9.88e-09
Aphelion dist (Q)1.60099927 AU ± 9.93e-09
Orbital Period1.12839835 yr ± 1.05e-09
Physical Parameters
H (abs. magnitude)14.64
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.213″
Uncertainty0
Orbit TypeApollo
MOID0.048037 AU
Observations Used3323
Radar Obs Used1
Gaia Obs Used53
Oppositions1
Arc Total2004-2025
First Observation Used2004-08-20
Last Observation Used2025-06-08
Observations (5743)
Date Type RA Dec Mag Band Observatory
2021-06-06 07:04:02 s 1 -172500.85 8 +289333.43 2880.0 – C57
2021-06-06 07:14:02 S 11 27 20.978 -79 55 58.87 – V C57
2021-06-06 07:14:02 s 1 -172722.76 2 +288863.59 5060.0 – C57
2021-06-06 07:24:02 S 11 27 21.314 -79 55 42.67 – V C57
2021-06-06 07:24:02 s 1 -172944.03 5 +288392.70 5380.0 – C57
2021-06-06 07:34:02 S 11 27 21.298 -79 55 28.38 – V C57
2021-06-06 07:34:02 s 1 -173164.67 7 +287920.76 3850.0 – C57
2021-06-06 07:44:02 S 11 27 21.617 -79 55 13.69 – V C57
2021-06-06 07:44:02 s 1 -173384.68 4 +287447.77 440.0 – C57
2021-06-06 07:54:02 S 11 27 21.360 -79 54 58.03 – V C57
2021-06-06 07:54:02 s 1 -173604.05 4 +286973.72 5150.0 – C57
2021-06-06 08:04:02 S 11 27 21.590 -79 54 42.30 – V C57
2021-06-06 08:04:02 s 1 -173822.78 6 +286498.62 7990.0 – C57
2021-06-06 08:14:02 S 11 27 21.888 -79 54 27.47 – V C57
2021-06-06 08:14:02 s 1 -174040.87 5 +286022.46 8930.0 – C57
2021-06-06 08:24:02 S 11 27 22.272 -79 54 13.10 – V C57
2021-06-06 08:24:02 s 1 -174258.32 1 +285545.24 7980.0 – C57
2021-06-06 08:34:02 S 11 27 22.608 -79 53 56.83 – V C57
2021-06-06 08:34:02 s 1 -174475.12 0 +285066.97 5120.0 – C57
2021-06-06 08:44:02 S 11 27 22.966 -79 53 42.72 – V C57
2021-06-06 08:44:02 s 1 -174691.27 1 +284587.63 350.0 – C57
2021-06-06 08:54:02 S 11 27 23.112 -79 53 27.67 – V C57
2021-06-06 08:54:02 s 1 -174906.77 0 +284107.24 3670.0 – C57
2021-06-06 09:04:02 S 11 27 23.621 -79 53 12.05 – V C57
2021-06-06 09:04:02 s 1 -175121.61 5 +283625.78 5070.0 – C57
2021-06-06 09:14:02 S 11 27 23.830 -79 52 56.68 – V C57
2021-06-06 09:14:02 s 1 -175335.80 4 +283143.26 4530.0 – C57
2021-06-06 09:24:02 S 11 27 24.086 -79 52 42.82 – V C57
2021-06-06 09:24:02 s 1 -175549.33 4 +282659.68 2060.0 – C57
2021-06-06 09:34:02 S 11 27 24.322 -79 52 25.72 – V C57
2021-06-06 09:34:02 s 1 -175762.20 3 +282175.04 7640.0 – C57
2021-06-06 09:44:02 S 11 27 24.211 -79 52 10.52 – V C57
2021-06-06 09:44:02 s 1 -175974.40 8 +281689.33 1280.0 – C57
2021-06-06 09:54:02 S 11 27 24.526 -79 51 55.69 – V C57
2021-06-06 09:54:02 s 1 -176185.94 7 +281202.56 2950.0 – C57
2021-06-06 10:04:02 S 11 27 24.502 -79 51 40.00 – V C57
2021-06-06 10:04:02 s 1 -176396.81 7 +280714.72 2670.0 – C57
2021-06-06 10:14:02 S 11 27 24.528 -79 51 25.74 – V C57
2021-06-06 10:14:02 s 1 -176607.01 5 +280225.81 410.0 – C57
2021-06-06 10:24:02 S 11 27 24.614 -79 51 10.33 – V C57
2021-06-06 10:24:02 s 1 -176816.54 0 +279735.83 6170.0 – C57
2021-06-06 10:34:02 S 11 27 24.684 -79 50 54.71 – V C57
2021-06-06 10:34:02 s 1 -177025.38 8 +279244.79 9950.0 – C57
2021-06-06 10:44:02 S 11 27 25.070 -79 50 40.60 – V C57
2021-06-06 10:44:02 s 1 -177233.55 7 +278752.67 1730.0 – C57
2021-06-06 10:54:02 S 11 27 25.152 -79 50 25.22 – V C57
2021-06-06 10:54:02 s 1 -177441.04 4 +278259.48 1520.0 – C57
2021-06-06 11:04:02 S 11 27 25.435 -79 50 09.06 – V C57
2021-06-06 11:04:02 s 1 -177647.84 7 +277765.22 9300.0 – C57
2021-06-06 11:14:02 S 11 27 25.692 -79 49 54.44 – V C57
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2020-07-08 12:05:00 162807203.15 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)